<template>
     <!-- 头部部分 -->
    <header class="header" >
      <h1>todos</h1>
      <input class="new-todo" placeholder="请输入任务名称" autofocus @keyup.enter="addList"  v-model.trim="todoName"/>
    </header>
</template>
 
<script>
export default {
  name: "TodoListHeater",
  data() {
    return {
      todoName:''
    }
  },
  methods:{
    addList() {
      this.$emit('addList', this.todoName)
      this.todoName = ''
    },
    
    
  },

};
</script>

<style scoped>
     
</style>